Gemessen am 2026-07-04 · öffentliches DNS
Ist ch-lemans.fr gegen E-Mail-Spoofing geschützt?
Noch nicht — ch-lemans.fr beobachtet DMARC nur (p=none); gefälschte Mails können weiterhin zugestellt werden.
Haltung unverändert seit dem 2026-06-19
Stärker geschützt als 43 % der große Krankenhäuser in Frankreich
10 % der Branche setzt bereits p=reject durch
D
DMARC
p=none
SPF
-all
DKIM
1 Selektor(en)
So behebst du es
Thomas, der DMARC-Copilot, findet jede Quelle, schreibt das exakte DNS und bringt deine Domain sicher von p=none zu p=reject.
Veröffentlichter Eintrag
v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.comWas das bedeutet
- • Politique p=none : surveillance seule, aucun message non authentifié n'est bloqué.
- • Au moins une clé DKIM valide publiée.
Verlauf
- 2026-06-26Erste MessungNur Beobachtung (p=none)
Über CH du Mans
The Centre Hospitalier du Mans (CH du Mans) is a major public healthcare institution in the Pays de la Loire region, providing essential medical coverage to the Le Mans area and surrounding territories. As a leading hospital facility, it manages significant volumes of electronic communications involving patients, healthcare professionals, institutional partners, and service providers. The ch-lemans.fr domain therefore supports critical use cases including medical correspondence, sensitive administrative exchanges, appointment notifications, and inter-institutional communications within the healthcare sector. Email authentication security represents a critical priority for this establishment. Domain spoofing exposes CH du Mans to phishing attacks targeting patients, administrative fraud, and potential breaches of protected health data. Such threats undermine confidence in official communications and jeopardize the continuity of care services. Following the adoption of the NIS2 directive in French law, healthcare establishments are classified as essential service operators and must strengthen their cybersecurity posture, including communication authentication mechanisms. Implementing a robust DMARC, SPF, and DKIM strategy on ch-lemans.fr is essential for regulatory compliance and protecting communication integrity. The DMARC Observatory at dmarc.com documents the email security posture of CH du Mans, providing transparency regarding domain protection and facilitating identification of improvement opportunities to strengthen defense against spoofing and email-based attacks.